665 Piece Stainless Steel Flat Hex Head Screws Bolts Nuts Flat Gasket Spring Washers Set M3 M4 M5 M6 304 Rust Resistant Assortment Kit For DIY Projects Home Repairs For Electronics Machinery Automotive Marine And Home Projects

665-Piece Stainless Fastener Kit for DIY Projects
✔️ Includes M3-M6 screws, nuts, washers, and 665pcs total

This high-precision fastener kit includes flat hex head screws, nuts, flat washers, and spring washers in common metric sizes M3, M4, M5, and M6. Built from 304 stainless steel, it’s designed for both indoor and outdoor use and is perfect for machinery, electronics, furniture, automotive and marine repairs, as well as DIY inventions. The clear storage box keeps everything organized for quick access and minimal misplacement.

✅ Material: 304 stainless steel, rust resistant and strong
✅ Includes screws in sizes M3 x 16, M3 x 20, M3 x 25; M4 x 16, M4 x 20, M4 x 25; M5 x 16, M5 x 20, M5 x 25; M6 x 20, M6 x 30
✅ Nuts: M3, M4, M5, M6 quantities 60, 55, 30, 20 pcs
✅ Flat washers: M3 60, M4 55, M5 30, M6 20 pcs
✅ Spring washers: M3 60, M4 55, M5 30, M6 20 pcs
✅ Storage box keeps everything organized and easy to grab
✅ Outdoor-capable with corrosion resistance on a wide range of projects

💡 What is a stainless steel fastener kit used for in DIY projects? It’s handy for quick repairs and reliable assemblies.

- Durable 304 stainless steel stands up to moisture and outdoor use. - Includes a broad mix of M3-M6 fasteners for electronics, furniture, automotive and machinery. - Comes in a clear box for easy organization and fast part picking.